from ListNode import ListNode
from SegmentTreeNode import SegmentTreeNode


#import pkgutil
#import os, importlib
#this_path = os.path.dirname(__file__)
#print 'this path is:',this_path,__file__
#for name in os.listdir(this_path):
#    filename = name[:-3]
#    extIf3 = name[-3:]
#    print 'name:',name,",", name[:-3], ",", name[-3:]
#    if name[-3:]=='.py' and name[:-3] != '__init__':
#        print filename, "--->", extIf3
#        m = importlib.import_module('.'+filename,__name__)
#        m2 = importlib.import_module(filename,filename)
#        #m2 = importlib.import_module('.'+filename,filename)
#        print 'dir(m):',dir(m2)
        

